Home / 28,302.07-39,056.03-16,202.14

Finding the Fourth Proportional to 28,302.07, 39,056.03 and 16,202.14

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Solution

The fourth proportional to 28,302.07, 39,056.03 and 16,202.14 is: 22,358.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,302.07 : 39,056.03 = 16,202.14 : x
  2. Step 2: Convert to fraction form
    28,302.07/39,056.03 = 16,202.14/x
  3. Step 3: Cross multiply
    28,302.07x = 39,056.03 × 16,202.14
  4. Step 4: Simplify right side
    28,302.07x = 632,791,355.23
  5. Step 5: Solve for x
    x = 632,791,355.23/28,302.07
  6. Step 6: Final answer
    x = 22,358.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.